I need the answer can you help me

How do you use the elimination method for this question? explain, because i really want to understand!

Mia’s gross pay is 2953 her deductions total 724.15 what percent if her gross pay is take-home pay

Why can't my rank go i have 1723 points, but my rank is only at ambitious, which is only 250 points! like, (p.s. i know this isn't related to math, but i just don't know why it's doing this and i would really appreciate if someone could tell me whats going on with this)